Datasheet > ST7232AJ1B6A

ST7232AJ1B6A

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		闪存微控制器
页数	文件大小	规格书
157页	1415K
描述
8-BIT MICROCONTROLLER WITH 8K FLASH/ROM, ADC, 4 TIMERS, SPI, SCI INTERFACE

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ST7232AJ1B6A 数据手册

ST7232A

8-BIT MICROCONTROLLER WITH 8K FLASH/ROM,

ADC, 4 TIMERS, SPI, SCI INTERFACE

■ Memories

– 8K dual voltage High Density Flash (HDFlash)

or ROM with read-out protection capability. In-

Application Programming and In-Circuit Pro-

gramming for HDFlash devices

– 384 bytes RAM

TQFP32

7 x 7

SDIP32

400mil

– HDFlash endurance: 100 cycles, data reten-

tion: 40 years at 85°C

■ Clock, Reset And Supply Management

– Clock sources: crystal/ceramic resonator os-

cillators and bypass for external clock

– PLL for 2x frequency multiplication

– Four Power Saving Modes: Halt, Active-Halt,

TQFP44

SDIP42

Wait and Slow

■ Interrupt Management

– Nested interrupt controller

– 14 interrupt vectors plus TRAP and RESET

– 6 external interrupt lines (on 4 vectors)

■ Up to 32 I/O Ports

■ 1 Analog peripheral (low current coupling)

– 10-bit ADC with up to 12 robust input ports

■ Instruction Set

– 8-bit Data Manipulation

– 63 Basic Instructions

– 17 main Addressing Modes

– 8 x 8 Unsigned Multiply Instruction

■ Development Tools

– 32/24 multifunctional bidirectional I/O lines

– 22/17 alternate function lines

– 12/10 high sink outputs

■ 4Timers

– Main Clock Controller with: Real time base,

Beep and Clock-out capabilities

– Full hardware/software development package

– In-Circuit Testing capability

– Configurable watchdog timer

– Two 16-bit Timers with: 2 input captures, 2

output compares, PWM and pulse generator

modes

■ 2 Communications Interfaces

– SPI synchronous serial interface

– SCI asynchronous serial interface

Device Summary

Features

ST72F32AK1 ST72F32AK2 ST72F32AJ1 ST72F32AJ2 ST7232AK1 ST7232AK2 ST7232AJ1 ST7232AJ2

Program memory

- bytes

FLASH 4K

FLASH 8K

FLASH 4K

FLASH 8K

ROM 4K

ROM 8K

ROM 4K

ROM 8K

RAM (stack) -

bytes

384 (256)

Operating Voltage

Temp. Range

3.8V to 5.5V

up to -40°C to +125°C

SDIP32 400mils /

TQFP32 7x7

SDIP42 600mils /

TQFP44 10x10

SDIP32 400mils /

TQFP32 7x7

SDIP42 600mils /

TQFP44 10x10

Package

Rev. 2

December 2005

1/157

12 3 4 5 6 7...157

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